Home / 35,711.24-53,577.32-15,985.40

Finding the Fourth Proportional to 35,711.24, 53,577.32 and 15,985.40

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Solution

The fourth proportional to 35,711.24, 53,577.32 and 15,985.40 is: 23,982.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,711.24 : 53,577.32 = 15,985.40 : x
  2. Step 2: Convert to fraction form
    35,711.24/53,577.32 = 15,985.40/x
  3. Step 3: Cross multiply
    35,711.24x = 53,577.32 × 15,985.40
  4. Step 4: Simplify right side
    35,711.24x = 856,454,543.31
  5. Step 5: Solve for x
    x = 856,454,543.31/35,711.24
  6. Step 6: Final answer
    x = 23,982.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.